S3C72I9 m equivalent, the s3c72i9 single-chip cmos microcontroller has been designed for high performance using samsungs newest 4-bit cpu core/ sam47 (samsung arrangeable m.
SUMMARY
Memory
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* 8,192 × 4-bit RAM (excluding LCD display RAM) 32,768 × 8-bit ROM
* 39 I/O Pins
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* I/O: 35 pins Input only: 4 pins Interrupts
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which require LCD functions. Up to 39 pins of the 100-pin QFP package can be dedicated to I/O. Eight vectored interrupts.
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